CN109245136A - A kind of electric network protection system applied in ship crane - Google Patents
A kind of electric network protection system applied in ship crane Download PDFInfo
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- CN109245136A CN109245136A CN201811130562.2A CN201811130562A CN109245136A CN 109245136 A CN109245136 A CN 109245136A CN 201811130562 A CN201811130562 A CN 201811130562A CN 109245136 A CN109245136 A CN 109245136A
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- motor
- power
- electric current
- ship crane
- motor inverter
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- 239000003990 capacitor Substances 0.000 claims abstract description 9
- 230000001737 promoting effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000007812 deficiency Effects 0.000 abstract description 3
- 238000005286 illumination Methods 0.000 abstract description 3
- 238000010992 reflux Methods 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 description 6
- 238000010248 power generation Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
- H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control And Safety Of Cranes (AREA)
Abstract
The invention discloses a kind of electric network protection systems applied in ship crane, comprising: hull, power manager, hull electrical equipment, ship crane, slip ring box, promotes motor, luffing motor, turning motor, ship crane electrical equipment, promotes motor inverter, luffing motor inverter, turning motor inverter, anti-electric current impactor and rectifier generator;The present invention have it is structurally reasonable it is simple, production cost is low, easy for installation, by the way that anti-electric current impactor is arranged, CC-LINK capacitor, high-power resistance or high-power electric accumulator can be respectively adopted in anti-electric current impactor, retrogradation current reflux can be effectively prevented using CC-LINK capacitor, using high-power resistance, the retrogradation electric current of generation can be consumed, the retrogradation current storage of generation can be got up to be used for illumination or other purposes using high-power electric accumulator, through the above technical solutions, to solve the deficiency in background technique.
Description
Technical field
The present invention relates to ship crane technical field, in particular to a kind of electric network protection applied in ship crane
System.
Background technique
Crane is alien word, and English is crane, and loop wheel machine also known as peculiar to vessel, ship's crane, are a kind of big decks on ship
Machinery, it is a kind of equipment of ship loading and unloading cargo, and hydraulic crane is a kind of cargo handling appliance generally used on ship.
At present in ship crane normal power supply, be all generator by power transmission into power manager, then again
It is transferred in each equipment, when the hanged cargo decline of ship crane, cargo drives motor reversion, so that retrogradation can be generated
Electric current, retrogradation electric current can generate impact to entire power grid, destroy other equipment, so needing a kind of technology to make up this not
Foot.
Summary of the invention
The object of the invention is that providing a kind of power grid applied in ship crane to solve the above-mentioned problems
Protection system is solved when the hanged cargo decline of ship crane, and cargo drives motor reversion, so that retrogradation electricity can be generated
The problem of stream, retrogradation electric current can generate impact, destroy other equipment to entire power grid.
To solve the above-mentioned problems, the present invention provides a kind of technical solutions: a kind of electricity applied in ship crane
Net protection system, comprising: hull, power manager, hull electrical equipment, ship crane, slip ring box, promotes electricity at generator
Machine, luffing motor, turning motor and ship crane electrical equipment, innovative point are: further including promoting motor inverter, becoming
Width motor inverter, turning motor inverter, anti-electric current impactor and rectifier;The generator, power manager and hull
Electrical equipment is arranged in hull;The hull is equipped with several ship cranes;Slip ring is equipped in the ship crane
Case promotes motor, luffing motor, turning motor, ship crane electrical equipment, promotes motor inverter, luffing motor inversion
Device, turning motor inverter, anti-electric current impactor and rectifier;The power output end of the generator passes through cable and power pipe
The power input end of reason device is connected;The power output end of the power manager passes through cable and hull electrical equipment and ship
The power end of slip ring box in crane is connected in parallel;The slip ring box) power end also pass through cable and anti-electric current
Impactor and ship crane electrical equipment are connected in parallel;The anti-electric current impactor is connect by cable with rectifier
Together;The rectifier is also connected in parallel to promotion motor inverter, luffing motor inverter and turning motor inverter
Together;The promotion motor inverter also passes through cable and links together with motor is promoted;The luffing motor inverter is also logical
Cable is crossed to link together with luffing motor;The turning motor inverter also passes through cable and links together with turning motor.
Preferably, the anti-electric current impactor is CC-LINK capacitor.
Preferably, the anti-electric current impactor is high-power resistance.
Preferably, the anti-electric current impactor is high-power electric accumulator.
Beneficial effects of the present invention: the present invention have it is structurally reasonable it is simple, production cost is low, easy for installation, pass through setting
CC-LINK capacitor, high-power resistance or high-power electric accumulation of energy can be respectively adopted in anti-electric current impactor, anti-electric current impactor
Retrogradation current reflux can be effectively prevented using CC-LINK capacitor in device, using high-power resistance, can consume generation
The retrogradation current storage of generation can be got up to be used for illumination or other purposes using high-power electric accumulator by retrogradation electric current,
Through the above technical solutions, to solve the deficiency in background technique.
Detailed description of the invention
Detailed description will be given by the following detailed implementation and drawings by the present invention for ease of explanation,.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the internal circuit connection schematic diagram of ship crane of the present invention.
1- hull;2- generator;3- power manager;4- hull electrical equipment;5- ship crane;6- slip ring box;7-
Promote motor;8- luffing motor;9- turning motor;10- ship crane electrical equipment;11- promotes motor inverter;12- becomes
Width motor inverter;13- turning motor inverter;The anti-electric current impactor of 14-;15- rectifier.
Specific embodiment
Embodiment 1
As shown in Figure 1 to Figure 2, present embodiment uses a kind of following technical scheme: electricity applied in ship crane
Net protection system, comprising: hull 1, generator 2, power manager 3, hull electrical equipment 4, ship crane 5, slip ring box 6,
Motor 7, luffing motor 8, turning motor 9 and ship crane electrical equipment 10 are promoted, further includes promoting motor inverter 11, becoming
Width motor inverter 12, turning motor inverter 13, anti-electric current impactor 14 and rectifier 15;The generator 2, electrical management
Device 3 and hull electrical equipment 4 are arranged in hull 1;The hull 1 is equipped with several ship cranes 5;The ship crane
It is equipped with slip ring box 6 in 5, promotes motor 7, luffing motor 8, turning motor 9, ship crane electrical equipment 10, promote motor
Inverter 11, luffing motor inverter 12, turning motor inverter 13, anti-electric current impactor 14 and rectifier 15;The power generation
The power output end of machine 2 is connected by cable with the power input end of power manager 3;The electric power of the power manager 3
Output end is connected in parallel by the power end of cable and the slip ring box 6 in hull electrical equipment 4 and ship crane 5;
The power end of the slip ring box 6 also passes through cable and is connected in parallel to anti-electric current impactor 14 and ship crane electrical equipment 10
Together;The anti-electric current impactor 14 is linked together by cable with rectifier 15;The rectifier 15 also with promoted motor
Inverter 11, luffing motor inverter 12 and turning motor inverter 13 are connected in parallel;The promotion motor inverter
11 are also linked together by cable with motor 7 is promoted;The luffing motor inverter 12 is also connected by cable and luffing motor 8
It is connected together;The turning motor inverter 13 is also linked together by cable with turning motor 9.
Wherein, the anti-electric current impactor 14 is CC-LINK capacitor.
Embodiment 2
As shown in Figure 1 to Figure 2, present embodiment uses a kind of following technical scheme: electricity applied in ship crane
Net protection system, comprising: hull 1, generator 2, power manager 3, hull electrical equipment 4, ship crane 5, slip ring box 6,
Motor 7, luffing motor 8, turning motor 9 and ship crane electrical equipment 10 are promoted, further includes promoting motor inverter 11, becoming
Width motor inverter 12, turning motor inverter 13, anti-electric current impactor 14 and rectifier 15;The generator 2, electrical management
Device 3 and hull electrical equipment 4 are arranged in hull 1;The hull 1 is equipped with several ship cranes 5;The ship crane
It is equipped with slip ring box 6 in 5, promotes motor 7, luffing motor 8, turning motor 9, ship crane electrical equipment 10, promote motor
Inverter 11, luffing motor inverter 12, turning motor inverter 13, anti-electric current impactor 14 and rectifier 15;The power generation
The power output end of machine 2 is connected by cable with the power input end of power manager 3;The electric power of the power manager 3
Output end is connected in parallel by the power end of cable and the slip ring box 6 in hull electrical equipment 4 and ship crane 5;
The power end of the slip ring box 6 also passes through cable and is connected in parallel to anti-electric current impactor 14 and ship crane electrical equipment 10
Together;The anti-electric current impactor 14 is linked together by cable with rectifier 15;The rectifier 15 also with promoted motor
Inverter 11, luffing motor inverter 12 and turning motor inverter 13 are connected in parallel;The promotion motor inverter
11 are also linked together by cable with motor 7 is promoted;The luffing motor inverter 12 is also connected by cable and luffing motor 8
It is connected together;The turning motor inverter 13 is also linked together by cable with turning motor 9.
Wherein, the anti-electric current impactor 14 is high-power resistance.
Embodiment 3
As shown in Figure 1 to Figure 2, present embodiment uses a kind of following technical scheme: electricity applied in ship crane
Net protection system, comprising: hull 1, generator 2, power manager 3, hull electrical equipment 4, ship crane 5, slip ring box 6,
Motor 7, luffing motor 8, turning motor 9 and ship crane electrical equipment 10 are promoted, further includes promoting motor inverter 11, becoming
Width motor inverter 12, turning motor inverter 13, anti-electric current impactor 14 and rectifier 15;The generator 2, electrical management
Device 3 and hull electrical equipment 4 are arranged in hull 1;The hull 1 is equipped with several ship cranes 5;The ship crane
It is equipped with slip ring box 6 in 5, promotes motor 7, luffing motor 8, turning motor 9, ship crane electrical equipment 10, promote motor
Inverter 11, luffing motor inverter 12, turning motor inverter 13, anti-electric current impactor 14 and rectifier 15;The power generation
The power output end of machine 2 is connected by cable with the power input end of power manager 3;The electric power of the power manager 3
Output end is connected in parallel by the power end of cable and the slip ring box 6 in hull electrical equipment 4 and ship crane 5;
The power end of the slip ring box 6 also passes through cable and is connected in parallel to anti-electric current impactor 14 and ship crane electrical equipment 10
Together;The anti-electric current impactor 14 is linked together by cable with rectifier 15;The rectifier 15 also with promoted motor
Inverter 11, luffing motor inverter 12 and turning motor inverter 13 are connected in parallel;The promotion motor inverter
11 are also linked together by cable with motor 7 is promoted;The luffing motor inverter 12 is also connected by cable and luffing motor 8
It is connected together;The turning motor inverter 13 is also linked together by cable with turning motor 9.
Wherein, the anti-electric current impactor 14 is high-power electric accumulator.
Use state of the invention are as follows: the present invention have it is structurally reasonable it is simple, production cost is low, easy for installation, by setting
Anti- electric current impactor is set, CC-LINK capacitor, high-power resistance or high-power electric can be respectively adopted in anti-electric current impactor 14
Retrogradation current reflux can be effectively prevented using CC-LINK capacitor in accumulator, using high-power resistance, can consume production
The retrogradation current storage of generation can be got up to be used for illumination or other use using high-power electric accumulator by raw retrogradation electric current
On the way, through the above technical solutions, to solve the deficiency in background technique.
In the description of invention, it is to be understood that term " coaxial ", " bottom ", " one end ", " top ", " middle part ",
The orientation or positional relationship of the instructions such as " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description invention and simplifies description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to hair
Bright limitation.
In invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " fixation ",
Terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral;It can be with
It is mechanical connection, is also possible to be electrically connected;It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside a element, unless otherwise restricted clearly, for the common of this field
For technical staff, concrete meaning of the above-mentioned term in invention can be understood as the case may be.
The advantages of basic principles and main features and invention of invention have been shown and described above, the technical staff of the industry
It should be appreciated that invention is not restricted to the described embodiments, the above embodiments and description only describe the originals of invention
Reason, under the premise of not departing from spirit and range, invention be will also have various changes and improvements, these changes and improvements are all fallen
Enter within the scope of claimed invention, invents claimed range and be defined by the appending claims and its equivalent thereof.
Claims (4)
1. a kind of electric network protection system applied in ship crane, comprising: hull (1), generator (2), power manager
(3), hull electrical equipment (4), ship crane (5), slip ring box (6), promotion motor (7), luffing motor (8), turning motor
(9) and ship crane electrical equipment (10), it is characterised in that: further include promoting motor inverter (11), luffing motor inversion
Device (12), turning motor inverter (13), anti-electric current impactor (14) and rectifier (15);
The generator (2), power manager (3) and hull electrical equipment (4) are arranged in hull (1);
The hull (1) is equipped with several ship cranes (5);
It is equipped with slip ring box (6) in the ship crane (5), promotes motor (7), luffing motor (8), turning motor (9), ship
Oceangoing ship crane electrical equipment (10) promotes motor inverter (11), luffing motor inverter (12), turning motor inverter
(13), anti-electric current impactor (14) and rectifier (15);
The power output end of the generator (2) is connected by cable with the power input end of power manager (3);
The power output end of the power manager (3) passes through in cable and hull electrical equipment (4) and ship crane (5)
The power end of slip ring box (6) is connected in parallel;
The slip ring box (6)) power end also pass through cable and anti-electric current impactor (14) and ship crane electrical equipment
(10) it is connected in parallel;
The anti-electric current impactor (14) is linked together by cable with rectifier (15);
The rectifier (15) also with promote motor inverter (11), luffing motor inverter (12) and turning motor inverter
(13) it is connected in parallel;
The promotion motor inverter (11) is also linked together by cable with motor (7) are promoted;
The luffing motor inverter (12) is also linked together by cable with luffing motor (8);
The turning motor inverter (13) is also linked together by cable with turning motor (9).
2. a kind of electric network protection system applied in ship crane according to claim 1, it is characterised in that: described
Anti- electric current impactor (14) is CC-LINK capacitor.
3. a kind of electric network protection system applied in ship crane according to claim 1, it is characterised in that: described
Anti- electric current impactor (14) is high-power resistance.
4. a kind of electric network protection system applied in ship crane according to claim 1, it is characterised in that: described
Anti- electric current impactor (14) is high-power electric accumulator.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811130562.2A CN109245136A (en) | 2018-09-27 | 2018-09-27 | A kind of electric network protection system applied in ship crane |
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CN201811130562.2A CN109245136A (en) | 2018-09-27 | 2018-09-27 | A kind of electric network protection system applied in ship crane |
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CN109245136A true CN109245136A (en) | 2019-01-18 |
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CN201811130562.2A Pending CN109245136A (en) | 2018-09-27 | 2018-09-27 | A kind of electric network protection system applied in ship crane |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101331055A (en) * | 2006-09-28 | 2008-12-24 | 辻产业株式会社 | Ship power supply system |
CN101595028A (en) * | 2006-11-17 | 2009-12-02 | 辻产业株式会社 | Control setup |
CN102115012A (en) * | 2009-12-31 | 2011-07-06 | 苏州默纳克控制技术有限公司 | Tower crane control system and tower crane |
CN209134069U (en) * | 2018-09-27 | 2019-07-19 | 南通航运职业技术学院 | A kind of electric network protection system applied in ship crane |
-
2018
- 2018-09-27 CN CN201811130562.2A patent/CN109245136A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101331055A (en) * | 2006-09-28 | 2008-12-24 | 辻产业株式会社 | Ship power supply system |
CN101595028A (en) * | 2006-11-17 | 2009-12-02 | 辻产业株式会社 | Control setup |
CN102115012A (en) * | 2009-12-31 | 2011-07-06 | 苏州默纳克控制技术有限公司 | Tower crane control system and tower crane |
CN209134069U (en) * | 2018-09-27 | 2019-07-19 | 南通航运职业技术学院 | A kind of electric network protection system applied in ship crane |
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